Powder sifter



FIG. 1 is a top, front, right side perspective view of a powder sifteraccording to our new design;

FIG. 2 is a top, front, left side perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The dash-dash broken lines illustrate portions of the powder sifter thatform no part of the claimed design. The dot-dash broken lines representsboundaries of the claimed design and form no part of the claimed design.

CLAIM The ornamental design for a powder sifter, as shown and described.